* logfile plugin: Handling of notifications has been added.
* ntpd plugin: The new `ReverseLookups' can be used to disable reverse
domain name lookups in this plugin.
- * perl plugin: The thread handling and API have been improved. The
+ * perl plugin: Many internal changes added support for handling multiple
+ threads making the plugin reasonably usable inside collectd. The API has
+ been extended to export global variables to Perl plugins; callbacks now
+ have to be identified by name rather than a pointer to a subroutine. The
plugin is no longer experimental.
* uuid plugin: The new UUID plugin sets the hostname to an unique
identifier for this host. This is meant for setups where each client